FIELD: building materials. SUBSTANCE: concrete mixture has an addition - neutralized product of condensation of sulfonated distillate fraction 200-250 C after pyrolysis of heavy resin with formaldehyde at the following ratio of components, wt.-%: portland cement, 10.0-25.0; small filling agent, 22.3-32.85; large filling agent, 44.5-49.0; neutralized product of condensation of sulfonated distillate fraction after pyrolysis of resin with formaldehyde, 0.025-0.25; and water, the balance. EFFECT: increased plasticity, strength and working life of concrete. 2 tbl
| Title | Year | Author | Number | 
|---|---|---|---|
| METHOD OF PREPARING ADDITIVE TO CONCRETES AND SOLUTIONS | 1996 | 
									
  | 
                RU2122986C1 | 
| METHOD OF PREPARING PLASTICIZING ADDITIVE FOR CONCRETE MIX | 2001 | 
									
  | 
                RU2199499C1 | 
| HARDENING BITUMEN COMPOSITION (VARIANTS) | 1996 | 
									
  | 
                RU2115677C1 | 
| METHOD OF PRODUCING PETROLEUM COKE | 1994 | 
									
  | 
                RU2079537C1 | 
| METHOD FOR DELAYED COKING OF PETROLEUM RESIDUES | 2001 | 
									
  | 
                RU2206595C1 | 
| METHOD FOR PRODUCTION OF PETROLEUM COKE | 1994 | 
									
  | 
                RU2067605C1 | 
| RAW MEAL FOR LIGHT CONCRETE | 2001 | 
									
  | 
                RU2204543C2 | 
| METHOD OF CONTROLLING PETROLEUM PITCH QUALITY | 1997 | 
									
  | 
                RU2145334C1 | 
| METHOD OF CONCRETE MIXTURE PREPARING | 1991 | 
									
  | 
                RU2016885C1 | 
| METHOD TO PREPARE CONCRETE MIX | 2014 | 
									
  | 
                RU2548263C1 | 
Authors
Dates
1998-06-27—Published
1996-01-23—Filed